Extracts the number of hours part _in the duration.
!(p)
This returns the number of remaining hours when dividing {@link #toHours}
by hours _in a day.
This is based on the standard definition of a day as 24 hours.
!(p)
This instance is immutable and unaffected by this method call.
@return the number of hours part _in the duration, may be negative
@since 9
Extracts the number of hours part _in the duration. !(p) This returns the number of remaining hours when dividing {@link #toHours} by hours _in a day. This is based on the standard definition of a day as 24 hours. !(p) This instance is immutable and unaffected by this method call.
@return the number of hours part _in the duration, may be negative @since 9